/Engine/Source/Runtime/Interchange/Engine/Public/InterchangeImportCommon.h
Fills the OutSourceFilenames array with the list of source files contained in the asset source data. Returns true if the operation was successful.
static bool GetSourceFilenames ( const [UAssetImportData](API\Runtime\Engine\EditorFramework\UAssetImportData) * AssetImportData, [TArray](API\Runtime\Core\Containers\TArray)< [FString](API\Runtime\Core\Containers\FString) > & OutSourceFilenames )